SIM 2.12 For ideal op amps operating with the following feedback networks in the inverting configuration, what closed-loop gain results?
(a)R1 = 10 kΩ, R2 = 20 kΩ
(b)R1 = 10 kΩ, R2 = 100 kΩ
(c)R1 = 10 kΩ, R2 = 5 kΩ
(d)R1 = 100 kΩ, R2 = 5 MΩ
(e)R1 = 100 kΩ, R2 = 0.5 MΩ
(a) −2 V/V; (b) −10 V/V; (c) −0.5 V/V; (d) −50 V/V; (e) −5 V/V
1 Answer